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  <div class="section" id="internet-data-handling">
<span id="netdata"></span><h1>18. Internet Data Handling<a class="headerlink" href="#internet-data-handling" title="Permalink to this headline">¶</a></h1>
<p>This chapter describes modules which support handling data formats commonly used
on the Internet.</p>
<div class="toctree-wrapper compound">
<ul>
<li class="toctree-l1"><a class="reference internal" href="email.html">18.1. <tt class="docutils literal"><span class="pre">email</span></tt> &#8212; An email and MIME handling package</a><ul>
<li class="toctree-l2"><a class="reference internal" href="email.message.html">18.1.1. <tt class="docutils literal"><span class="pre">email.message</span></tt>: Representing an email message</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.parser.html">18.1.2. <tt class="docutils literal"><span class="pre">email.parser</span></tt>: Parsing email messages</a><ul>
<li class="toctree-l3"><a class="reference internal" href="email.parser.html#feedparser-api">18.1.2.1. FeedParser API</a></li>
<li class="toctree-l3"><a class="reference internal" href="email.parser.html#parser-class-api">18.1.2.2. Parser class API</a></li>
<li class="toctree-l3"><a class="reference internal" href="email.parser.html#additional-notes">18.1.2.3. Additional notes</a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="email.generator.html">18.1.3. <tt class="docutils literal"><span class="pre">email.generator</span></tt>: Generating MIME documents</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.mime.html">18.1.4. <tt class="docutils literal"><span class="pre">email.mime</span></tt>: Creating email and MIME objects from scratch</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.header.html">18.1.5. <tt class="docutils literal"><span class="pre">email.header</span></tt>: Internationalized headers</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.charset.html">18.1.6. <tt class="docutils literal"><span class="pre">email.charset</span></tt>: Representing character sets</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.encoders.html">18.1.7. <tt class="docutils literal"><span class="pre">email.encoders</span></tt>: Encoders</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.errors.html">18.1.8. <tt class="docutils literal"><span class="pre">email.errors</span></tt>: Exception and Defect classes</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.util.html">18.1.9. <tt class="docutils literal"><span class="pre">email.utils</span></tt>: Miscellaneous utilities</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.iterators.html">18.1.10. <tt class="docutils literal"><span class="pre">email.iterators</span></tt>: Iterators</a></li>
<li class="toctree-l2"><a class="reference internal" href="email-examples.html">18.1.11. <tt class="docutils literal"><span class="pre">email</span></tt>: Examples</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.html#package-history">18.1.12. Package History</a></li>
<li class="toctree-l2"><a class="reference internal" href="email.html#differences-from-mimelib">18.1.13. Differences from <tt class="docutils literal"><span class="pre">mimelib</span></tt></a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="json.html">18.2. <tt class="docutils literal"><span class="pre">json</span></tt> &#8212; JSON encoder and decoder</a><ul>
<li class="toctree-l2"><a class="reference internal" href="json.html#basic-usage">18.2.1. Basic Usage</a></li>
<li class="toctree-l2"><a class="reference internal" href="json.html#encoders-and-decoders">18.2.2. Encoders and Decoders</a></li>
<li class="toctree-l2"><a class="reference internal" href="json.html#standard-compliance">18.2.3. Standard Compliance</a><ul>
<li class="toctree-l3"><a class="reference internal" href="json.html#character-encodings">18.2.3.1. Character Encodings</a></li>
<li class="toctree-l3"><a class="reference internal" href="json.html#top-level-non-object-non-array-values">18.2.3.2. Top-level Non-Object, Non-Array Values</a></li>
<li class="toctree-l3"><a class="reference internal" href="json.html#infinite-and-nan-number-values">18.2.3.3. Infinite and NaN Number Values</a></li>
<li class="toctree-l3"><a class="reference internal" href="json.html#repeated-names-within-an-object">18.2.3.4. Repeated Names Within an Object</a></li>
</ul>
</li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="mailcap.html">18.3. <tt class="docutils literal"><span class="pre">mailcap</span></tt> &#8212; Mailcap file handling</a></li>
<li class="toctree-l1"><a class="reference internal" href="mailbox.html">18.4. <tt class="docutils literal"><span class="pre">mailbox</span></tt> &#8212; Manipulate mailboxes in various formats</a><ul>
<li class="toctree-l2"><a class="reference internal" href="mailbox.html#mailbox-objects">18.4.1. <tt class="docutils literal"><span class="pre">Mailbox</span></tt> objects</a><ul>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#maildir">18.4.1.1. <tt class="docutils literal"><span class="pre">Maildir</span></tt></a></li>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#mbox">18.4.1.2. <tt class="docutils literal"><span class="pre">mbox</span></tt></a></li>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#mh">18.4.1.3. <tt class="docutils literal"><span class="pre">MH</span></tt></a></li>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#babyl">18.4.1.4. <tt class="docutils literal"><span class="pre">Babyl</span></tt></a></li>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#mmdf">18.4.1.5. <tt class="docutils literal"><span class="pre">MMDF</span></tt></a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="mailbox.html#message-objects">18.4.2. <tt class="docutils literal"><span class="pre">Message</span></tt> objects</a><ul>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#maildirmessage">18.4.2.1. <tt class="docutils literal"><span class="pre">MaildirMessage</span></tt></a></li>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#mboxmessage">18.4.2.2. <tt class="docutils literal"><span class="pre">mboxMessage</span></tt></a></li>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#mhmessage">18.4.2.3. <tt class="docutils literal"><span class="pre">MHMessage</span></tt></a></li>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#babylmessage">18.4.2.4. <tt class="docutils literal"><span class="pre">BabylMessage</span></tt></a></li>
<li class="toctree-l3"><a class="reference internal" href="mailbox.html#mmdfmessage">18.4.2.5. <tt class="docutils literal"><span class="pre">MMDFMessage</span></tt></a></li>
</ul>
</li>
<li class="toctree-l2"><a class="reference internal" href="mailbox.html#exceptions">18.4.3. Exceptions</a></li>
<li class="toctree-l2"><a class="reference internal" href="mailbox.html#deprecated-classes-and-methods">18.4.4. Deprecated classes and methods</a></li>
<li class="toctree-l2"><a class="reference internal" href="mailbox.html#examples">18.4.5. Examples</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="mhlib.html">18.5. <tt class="docutils literal"><span class="pre">mhlib</span></tt> &#8212; Access to MH mailboxes</a><ul>
<li class="toctree-l2"><a class="reference internal" href="mhlib.html#mh-objects">18.5.1. MH Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="mhlib.html#folder-objects">18.5.2. Folder Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="mhlib.html#message-objects">18.5.3. Message Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="mimetools.html">18.6. <tt class="docutils literal"><span class="pre">mimetools</span></tt> &#8212; Tools for parsing MIME messages</a><ul>
<li class="toctree-l2"><a class="reference internal" href="mimetools.html#additional-methods-of-message-objects">18.6.1. Additional Methods of Message Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="mimetypes.html">18.7. <tt class="docutils literal"><span class="pre">mimetypes</span></tt> &#8212; Map filenames to MIME types</a><ul>
<li class="toctree-l2"><a class="reference internal" href="mimetypes.html#mimetypes-objects">18.7.1. MimeTypes Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="mimewriter.html">18.8. <tt class="docutils literal"><span class="pre">MimeWriter</span></tt> &#8212; Generic MIME file writer</a><ul>
<li class="toctree-l2"><a class="reference internal" href="mimewriter.html#mimewriter-objects">18.8.1. MimeWriter Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="mimify.html">18.9. <tt class="docutils literal"><span class="pre">mimify</span></tt> &#8212; MIME processing of mail messages</a></li>
<li class="toctree-l1"><a class="reference internal" href="multifile.html">18.10. <tt class="docutils literal"><span class="pre">multifile</span></tt> &#8212; Support for files containing distinct parts</a><ul>
<li class="toctree-l2"><a class="reference internal" href="multifile.html#multifile-objects">18.10.1. MultiFile Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="multifile.html#multifile-example">18.10.2. <tt class="docutils literal"><span class="pre">MultiFile</span></tt> Example</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="rfc822.html">18.11. <tt class="docutils literal"><span class="pre">rfc822</span></tt> &#8212; Parse RFC 2822 mail headers</a><ul>
<li class="toctree-l2"><a class="reference internal" href="rfc822.html#message-objects">18.11.1. Message Objects</a></li>
<li class="toctree-l2"><a class="reference internal" href="rfc822.html#addresslist-objects">18.11.2. AddressList Objects</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="base64.html">18.12. <tt class="docutils literal"><span class="pre">base64</span></tt> &#8212; RFC 3548: Base16, Base32, Base64 Data Encodings</a></li>
<li class="toctree-l1"><a class="reference internal" href="binhex.html">18.13. <tt class="docutils literal"><span class="pre">binhex</span></tt> &#8212; Encode and decode binhex4 files</a><ul>
<li class="toctree-l2"><a class="reference internal" href="binhex.html#notes">18.13.1. Notes</a></li>
</ul>
</li>
<li class="toctree-l1"><a class="reference internal" href="binascii.html">18.14. <tt class="docutils literal"><span class="pre">binascii</span></tt> &#8212; Convert between binary and ASCII</a></li>
<li class="toctree-l1"><a class="reference internal" href="quopri.html">18.15. <tt class="docutils literal"><span class="pre">quopri</span></tt> &#8212; Encode and decode MIME quoted-printable data</a></li>
<li class="toctree-l1"><a class="reference internal" href="uu.html">18.16. <tt class="docutils literal"><span class="pre">uu</span></tt> &#8212; Encode and decode uuencode files</a></li>
</ul>
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